Помогите пожалуйста!!!
Времена Present Perfect or Past Simple вставьте в пропущенное слово.
1) At last .......(to do) all my homework: now I shall go out. 2) The building of the house .......(to begin) early in April. 3)The rain ......(to stop) but a cold wind is still blowing. 4) We......(already/to solve) the problem. 5)He .....( to come) a moment ago. 6) I .....(I never/to speak) to him. 7) He .......(just/ to finish) his work. 8)You ......... to make) any spelling mistakes in your dictation. 9) It .........(to be) very cold yesterday. 10) I ..........(not/to see) him since 1987.